Home / 7,771.15-11,650.29-3,088.27

Finding the Fourth Proportional to 7,771.15, 11,650.29 and 3,088.27

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Solution

The fourth proportional to 7,771.15, 11,650.29 and 3,088.27 is: 4,629.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,771.15 : 11,650.29 = 3,088.27 : x
  2. Step 2: Convert to fraction form
    7,771.15/11,650.29 = 3,088.27/x
  3. Step 3: Cross multiply
    7,771.15x = 11,650.29 × 3,088.27
  4. Step 4: Simplify right side
    7,771.15x = 35,979,241.10
  5. Step 5: Solve for x
    x = 35,979,241.10/7,771.15
  6. Step 6: Final answer
    x = 4,629.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.